diff --git a/pkgs/tools/misc/grub/trusted.nix b/pkgs/tools/misc/grub/trusted.nix
index 13f3c42faa4..4947949ac5b 100644
--- a/pkgs/tools/misc/grub/trusted.nix
+++ b/pkgs/tools/misc/grub/trusted.nix
@@ -1,5 +1,20 @@
-{ lib, stdenv, fetchurl, fetchgit, fetchpatch, autogen, flex, bison, python2, autoconf, automake
-, gettext, ncurses, libusb-compat-0_1, freetype, qemu, lvm2
+{ lib
+, stdenv
+, fetchurl
+, fetchFromGitHub
+, fetchpatch
+, autogen
+, flex
+, bison
+, python2
+, autoconf
+, automake
+, gettext
+, ncurses
+, libusb-compat-0_1
+, freetype
+, qemu
+, lvm2
 , for_HP_laptop ? false
 }:
 
@@ -32,17 +47,15 @@ stdenv.mkDerivation rec {
   pname = "trustedGRUB2";
   inherit version;
 
-  src = if for_HP_laptop
-        then fetchgit {
-          url = "https://github.com/Sirrix-AG/TrustedGRUB2";
-          rev = "ab483d389bda3115ca0ae4202fd71f2e4a31ad41";
-          sha256 = "1760d9hsnqkdvlag9nn8f613mqhnsxmidgvdkpmb37b0yi7p6lhz";
-        }
-        else fetchgit {
-          url = "https://github.com/Sirrix-AG/TrustedGRUB2";
-          rev = "1ff54a5fbe02ea01df5a7de59b1e0201e08d4f76";
-          sha256 = "0yrfwx67gpg9gij5raq0cfbx3jj769lkg3diqgb7i9n86hgcdh4k";
-        };
+  src = fetchFromGitHub {
+    owner = "Sirrix-AG";
+    repo = "TrustedGRUB2";
+    rev = version;
+    sha256 =
+      if for_HP_laptop
+      then "sha256-H1JzT/RgnbHqnW2/FmvXFuI6gnHI2vQU3W1iq2FqwJw="
+      else "sha256-k8DGHjTIpnjWw7GNN2kyR8rRl2MAq1xkfOndd0znLns=";
+  };
 
   nativeBuildInputs = [ autogen flex bison python2 autoconf automake ];
   buildInputs = [ ncurses libusb-compat-0_1 freetype gettext lvm2 ]
@@ -91,9 +104,10 @@ stdenv.mkDerivation rec {
   ];
 
   # save target that grub is compiled for
-  grubTarget = if inPCSystems
-               then "${pcSystems.${stdenv.hostPlatform.system}.target}-pc"
-               else "";
+  grubTarget =
+    if inPCSystems
+    then "${pcSystems.${stdenv.hostPlatform.system}.target}-pc"
+    else "";
 
   doCheck = false;
   # On -j16 races with early header creation: